ThePipingMart Blog Grades Alloy AL 600 (UNS N06600) – Composition, Properties, and Uses

Alloy AL 600 (UNS N06600) – Composition, Properties, and Uses

Alloy AL 600

Alloy AL 600 is a unique, high-temperature material resistant to corrosion and oxidation. Its composition, mechanical and physical properties make it popular in various industrial applications. This blog post will examine this particular alloy, its features and characteristics, and how it is used in industry.

Alloy AL 600 Composition

Alloy AL 600 is a nickel-chromium-iron alloy containing small amounts of molybdenum and copper. Combining these elements creates a highly resistant material to oxidation and corrosion, even in extreme temperatures of up to 1093°C. It is often used for high-temperature applications like furnace parts, heat exchangers, and gas turbine components.

Element Content (%)
Chromium, Cr 14-17
Iron, Fe 6-10
Manganese, Mn 1 max
Copper, Cu 0.5 max
Silicon, Si 0.5 max
Carbon, C 0.15 max
Sulfur, S 0.015 max
Nickel, Ni 72 max

Alloy AL 600 Mechanical Properties

Alloy AL 600 has impressive mechanical properties that make it ideal for use in industrial settings. It has a yield strength of 310 MPa, a tensile strength of 655 MPa, and an elongation of 40%. These properties make it solid and malleable, allowing it to be shaped and moulded into various forms. The alloy’s excellent mechanical properties ensure that it remains stable and durable even in high-stress environments.

AMS 5540 AMS 5580 AMS 5665 AMS 5687 ASTM B163
ASTM B564 DIN 2.4816 MIL N-23228 MIL N-23229 MIL N-6710
MIL T-23227 QQ W390

Alloy AL 600 Physical Properties

Besides its mechanical properties, alloy AL 600 also boasts impressive physical properties. It has a density of 8.47 g/cm3 and a melting point of 1395°C. The alloy also has excellent thermal conductivity, making it an ideal choice for heat transfer applications. Additionally, it has a low coefficient of thermal expansion, which means that it maintains its shape and size even when subjected to temperature variations.

Properties Metric Imperial
Density 8.47 g/cm³ 0.306 lb/in³
Melting point 1399°C 2550°F

Alloy AL 600 Uses

Due to its unique properties, alloy AL 600 has many industrial applications. As mentioned above, it is often used in high-temperature applications like furnaces and heat exchangers. Its corrosion resistance also makes it a popular choice in chemical processing plants, where it is used in vessels, tanks, and reaction vessels. In addition to these applications, alloy AL 600 is used in the aerospace industry for components like exhaust systems and heat shields.

Alloy AL 600 Corrosion Resistance

One of the most valuable properties of alloy AL 600 is its exceptional corrosion resistance. The alloy can resist general and localized corrosion, stress corrosion cracking, and intergranular corrosion. This makes it a popular choice for applications that involve exposure to harsh chemicals, saltwater, and other corrosive environments. Its corrosion-resistant properties ensure it remains stable and functional, even in highly corrosive environments.

Alloy AL 600 Welding

Finally, alloy AL 600 is relatively easy to weld, making it an ideal material for fabrication and manufacturing. However, following specific techniques when soldering this alloy is essential to achieve maximum corrosion resistance. Overall, alloy AL 600 is an excellent material with many advantages, including unparalleled strength, durability, resistance to oxidation and corrosion, and ease of welding.


Alloy AL 600 is a unique alloy that combines excellent mechanical properties with high resistance to oxidation and corrosion. Its use in various industrial applications is a testament to its usefulness and versatility. Its corrosion-resistant properties and ease of welding make it a popular choice for fabrication processes. In summary, AL 600 is an essential material that continues to find new applications in various industries.

Related Post